The Average Salary of a Second String NFL Running Back by Jonathan Lister ; Updated September 26, 2017 It is difficult to quantify the average salary of second string NFL running backs. This team has enough young talent from the past three drafts to overcome the injuries and roster holes. They went from 8 8 the previous year to 3 13.. 1 defense and should realistically push Manny Lawson for the job. He was named interim coach in 2015 before getting the job for good in 2016,...